Finding the Fourth Proportional to 113,670.30, 156,864.68 and 65,951.58

Step by Step Solution

1. Step 1: Write the proportion equation
   113,670.30 : 156,864.68 = 65,951.58 : x
2. Step 2: Convert to fraction form
   113,670.30/156,864.68 = 65,951.58/x
3. Step 3: Cross multiply
   113,670.30x = 156,864.68 × 65,951.58
4. Step 4: Simplify right side
   113,670.30x = 10,345,473,492.19
5. Step 5: Solve for x
   x = 10,345,473,492.19/113,670.30
6. Step 6: Final answer
   x = 91,012.99